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A032264 Number of ways to partition n labeled elements into pie slices of odd sizes allowing the pie to be turned over. 0
1, 1, 2, 7, 23, 136, 872, 6952, 62813, 641536, 7277342, 90825472, 1236592403, 18239374336, 289719603812, 4930706056192, 89509486108793, 1726465695809536, 35259035421020282, 760088211047514112 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..20.

C. G. Bower, Transforms (2)

FORMULA

"DIJ" (bracelet, indistinct, labeled) transform of 1, 0, 1, 0... (odds)

CROSSREFS

Sequence in context: A000903 A049021 A002494 * A139522 A163158 A171130

Adjacent sequences:  A032261 A032262 A032263 * A032265 A032266 A032267

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified February 22 12:57 EST 2018. Contains 299454 sequences. (Running on oeis4.)